| IRS990/AccountantCompileOrReviewInd | 0 | false |
| IRS990/AccountsPayableAccrExpnssGrp/BOYAmt | 0 | 38167 |
| IRS990/AccountsPayableAccrExpnssGrp/EOYAmt | 0 | 56895 |
| IRS990/AccountsReceivableGrp/BOYAmt | 0 | 18582 |
| IRS990/AccountsReceivableGrp/EOYAmt | 0 | 34256 |
| IRS990/ActivitiesConductedPrtshpInd | 0 | false |
| IRS990/ActivityOrMissionDesc | 0 | TO CONDUCT A PRIVATE SCHOOL AND TO PROMOTE GENERAL EDUCATION IN THE PRIMARY, ELEMENTARY, SECONDARY, AND PRE-KINDERGARTEN LEVELS. |
| IRS990/AdvertisingGrp/FundraisingAmt | 0 | 0 |
| IRS990/AdvertisingGrp/ManagementAndGeneralAmt | 0 | 65488 |
| IRS990/AdvertisingGrp/ProgramServicesAmt | 0 | 0 |
| IRS990/AdvertisingGrp/TotalAmt | 0 | 65488 |
| IRS990/AllOtherContributionsAmt | 0 | 222920 |
| IRS990/AnnualDisclosureCoveredPrsnInd | 0 | true |
| IRS990/AuditCommitteeInd | 0 | true |
| IRS990/BackupWthldComplianceInd | 0 | true |
| IRS990/BooksInCareOfDetail/PersonNm | 0 | SUSANNE JOHNSON |
| IRS990/BooksInCareOfDetail/PhoneNum | 0 | 3019720341 |
| IRS990/BooksInCareOfDetail/USAddress/AddressLine1Txt | 0 | 21830 PEACH TREE ROAD |
| IRS990/BooksInCareOfDetail/USAddress/CityNm | 0 | BARNESVILLE |
| IRS990/BooksInCareOfDetail/USAddress/StateAbbreviationCd | 0 | MD |
| IRS990/BooksInCareOfDetail/USAddress/ZIPCd | 0 | 20838 |
| IRS990/BusinessRlnWithFamMemInd | 0 | false |
| IRS990/BusinessRlnWithOfficerEntInd | 0 | false |
| IRS990/BusinessRlnWithOrgMemInd | 0 | false |
| IRS990/CashNonInterestBearingGrp/BOYAmt | 0 | 359745 |
| IRS990/CashNonInterestBearingGrp/EOYAmt | 0 | 303684 |
| IRS990/ChangeToOrgDocumentsInd | 0 | false |
| IRS990/CntrctRcvdGreaterThan100KCnt | 0 | 0 |
| IRS990/CollectionsOfArtInd | 0 | false |
| IRS990/CompCurrentOfcrDirectorsGrp/FundraisingAmt | 0 | 4919 |
| IRS990/CompCurrentOfcrDirectorsGrp/ManagementAndGeneralAmt | 0 | 70510 |
| IRS990/CompCurrentOfcrDirectorsGrp/ProgramServicesAmt | 0 | 88548 |
| IRS990/CompCurrentOfcrDirectorsGrp/TotalAmt | 0 | 163977 |
| IRS990/CompensationFromOtherSrcsInd | 0 | false |
| IRS990/CompensationProcessCEOInd | 0 | true |
| IRS990/CompensationProcessOtherInd | 0 | false |
| IRS990/ConferencesMeetingsGrp/FundraisingAmt | 0 | 511 |
| IRS990/ConferencesMeetingsGrp/ManagementAndGeneralAmt | 0 | 7322 |
| IRS990/ConferencesMeetingsGrp/ProgramServicesAmt | 0 | 9194 |
| IRS990/ConferencesMeetingsGrp/TotalAmt | 0 | 17027 |
| IRS990/ConflictOfInterestPolicyInd | 0 | true |
| IRS990/ConservationEasementsInd | 0 | false |
| IRS990/ConsolidatedAuditFinclStmtInd | 0 | false |
| IRS990/ContriRptFundraisingEventAmt | 0 | 5180 |
| IRS990/CreditCounselingInd | 0 | false |
| IRS990/CYBenefitsPaidToMembersAmt | 0 | 0 |
| IRS990/CYContributionsGrantsAmt | 0 | 228100 |
| IRS990/CYGrantsAndSimilarPaidAmt | 0 | 269717 |
| IRS990/CYInvestmentIncomeAmt | 0 | 86045 |
| IRS990/CYOtherExpensesAmt | 0 | 903425 |
| IRS990/CYOtherRevenueAmt | 0 | 199085 |
| IRS990/CYProgramServiceRevenueAmt | 0 | 2466388 |
| IRS990/CYRevenuesLessExpensesAmt | 0 | -116340 |
| IRS990/CYSalariesCompEmpBnftPaidAmt | 0 | 1922816 |
| IRS990/CYTotalExpensesAmt | 0 | 3095958 |
| IRS990/CYTotalFundraisingExpenseAmt | 0 | 65401 |
| IRS990/CYTotalProfFndrsngExpnsAmt | 0 | 0 |
| IRS990/CYTotalRevenueAmt | 0 | 2979618 |
| IRS990/DecisionsSubjectToApprovaInd | 0 | false |
| IRS990/DeductibleArtContributionInd | 0 | false |
| IRS990/DeductibleNonCashContriInd | 0 | false |
| IRS990/DeferredRevenueGrp/BOYAmt | 0 | 939494 |
| IRS990/DeferredRevenueGrp/EOYAmt | 0 | 982008 |
| IRS990/DelegationOfMgmtDutiesInd | 0 | false |
| IRS990/DepreciationDepletionGrp/FundraisingAmt | 0 | 2237 |
| IRS990/DepreciationDepletionGrp/ManagementAndGeneralAmt | 0 | 20135 |
| IRS990/DepreciationDepletionGrp/ProgramServicesAmt | 0 | 201355 |
| IRS990/DepreciationDepletionGrp/TotalAmt | 0 | 223727 |
| IRS990/Desc | 0 | EDUCATIONAL INSTRUCTION TO APPROXIMATELY 130 STUDENTS FROM PRESCHOOL TO EIGHTH GRADE; BEFORE AND AFTER SCHOOL ACTIVITIES; SUMMER CAMP; TRANSPORTATION SERVICES. |
| IRS990/DescribedInSection501c3Ind | 0 | true |
| IRS990/DisregardedEntityInd | 0 | false |
| IRS990/DocumentRetentionPolicyInd | 0 | true |
| IRS990/DoingBusinessAsName/BusinessNameLine1Txt | 0 | BARNESVILLE SCHOOL OF ARTS & SCIENCES |
| IRS990/DonorAdvisedFundInd | 0 | false |
| IRS990/ElectionOfBoardMembersInd | 0 | false |
| IRS990/EmployeeCnt | 0 | 52 |
| IRS990/EmploymentTaxReturnsFiledInd | 0 | true |
| IRS990/EngagedInExcessBenefitTransInd | 0 | false |
| IRS990/EscrowAccountInd | 0 | false |
| IRS990/ExpenseAmt | 0 | 2046042 |
| IRS990/FamilyOrBusinessRlnInd | 0 | false |
| IRS990/FederalGrantAuditRequiredInd | 0 | false |
| IRS990/FeesForServicesAccountingGrp/FundraisingAmt | 0 | 0 |
| IRS990/FeesForServicesAccountingGrp/ManagementAndGeneralAmt | 0 | 20089 |
| IRS990/FeesForServicesAccountingGrp/ProgramServicesAmt | 0 | 0 |
| IRS990/FeesForServicesAccountingGrp/TotalAmt | 0 | 20089 |
| IRS990/FeesForServicesOtherGrp/FundraisingAmt | 0 | 201 |
| IRS990/FeesForServicesOtherGrp/ManagementAndGeneralAmt | 0 | 1806 |
| IRS990/FeesForServicesOtherGrp/ProgramServicesAmt | 0 | 18056 |
| IRS990/FeesForServicesOtherGrp/TotalAmt | 0 | 20063 |
| IRS990/FeesForSrvcInvstMgmntFeesGrp/FundraisingAmt | 0 | 205 |
| IRS990/FeesForSrvcInvstMgmntFeesGrp/ManagementAndGeneralAmt | 0 | 1843 |
| IRS990/FeesForSrvcInvstMgmntFeesGrp/ProgramServicesAmt | 0 | 18427 |
| IRS990/FeesForSrvcInvstMgmntFeesGrp/TotalAmt | 0 | 20475 |
| IRS990/ForeignActivitiesInd | 0 | false |
| IRS990/ForeignFinancialAccountInd | 0 | false |
| IRS990/ForeignOfficeInd | 0 | false |
| IRS990/Form8282PropertyDisposedOfInd | 0 | false |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 0 | 10.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 1 | 10.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 2 | 10.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 3 | 10.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 4 | 2.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 5 | 2.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 6 | 2.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 7 | 2.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 8 | 2.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 9 | 2.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 10 | 2.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 11 | 2.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 12 | 2.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 13 | 2.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 14 | 2.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 15 | 2.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 16 | 2.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 17 | 2.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 18 | 2.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 19 | 2.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 20 | 60.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 21 | 50.00 |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 0 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 1 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 2 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 3 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 4 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 5 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 6 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 7 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 8 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 9 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 10 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 11 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 12 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 13 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 14 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 15 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 16 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 17 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 18 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 19 | X |
| IRS990/Form990PartVIISectionAGrp/OfficerInd | 0 | X |
| IRS990/Form990PartVIISectionAGrp/OfficerInd | 1 | X |
| IRS990/Form990PartVIISectionAGrp/OfficerInd | 2 | X |
| IRS990/Form990PartVIISectionAGrp/OfficerInd | 3 | X |
| IRS990/Form990PartVIISectionAGrp/OfficerInd | 4 | X |
| IRS990/Form990PartVIISectionAGrp/OfficerInd | 5 | X |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 0 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 1 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 2 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 3 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 4 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 5 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 6 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 7 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 8 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 9 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 10 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 11 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 12 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 13 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 14 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 15 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 16 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 17 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 18 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 19 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 20 | 9492 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 21 | 6278 |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 0 | EDWARD ROTHENBERG |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 1 | KEVIN KELLIHER |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 2 | TAMARA LYONS |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 3 | JONATHAN MULLEN |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 4 | NAVADA PLEASANTS |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 5 | ERIC CHO |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 6 | JEFF DONOHOE |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 7 | PAUL BARKER |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 8 | LYNN BROWN |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 9 | NICOLE CAMPBELL |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 10 | MALIK GOINS |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 11 | HAMMET HOUGH |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 12 | JAMES WARNER |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 13 | WALTER MATIA |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 14 | MICHAEL PARSONS |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 15 | CRAIG STEWART |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 16 | ALBERT THOMPSON |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 17 | ANNE PEARCE LEHMAN |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 18 | ELEANOR MACKINTOSH |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 19 | ANNE STURM |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 20 | SUSANNE JOHNSON |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 21 | PAULA JENKINS |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 0 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 1 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 2 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 3 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 4 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 5 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 6 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 7 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 8 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 9 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 10 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 11 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 12 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 13 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 14 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 15 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 16 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 17 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 18 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 19 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 20 | 132956 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 21 | 68918 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 0 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 1 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 2 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 3 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 4 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 5 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 6 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 7 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 8 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 9 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 10 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 11 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 12 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 13 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 14 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 15 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 16 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 17 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 18 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 19 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 20 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 21 | 0 |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 0 | CHAIR |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 1 | FIRST VICE CHAIR |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 2 | SECRETARY |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 3 | TREASURER |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 4 | TRUSTEE |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 5 | TRUSTEE |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 6 | TRUSTEE |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 7 | TRUSTEE |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 8 | TRUSTEE |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 9 | TRUSTEE |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 10 | TRUSTEE |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 11 | TRUSTEE |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 12 | TRUSTEE |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 13 | TRUSTEE |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 14 | TRUSTEE |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 15 | TRUSTEE |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 16 | TRUSTEE |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 17 | TRUSTEE |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 18 | TRUSTEE |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 19 | TRUSTEE |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 20 | HEAD OF SCHOOL |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 21 | BUSINESS MANAGER |
| IRS990/Form990ProvidedToGvrnBodyInd | 0 | true |
| IRS990/FormationYr | 0 | 1969 |
| IRS990/FormerOfcrEmployeesListedInd | 0 | false |
| IRS990/FSAuditedBasisGrp/SeparateBasisFinclStmtInd | 0 | X |
| IRS990/FSAuditedInd | 0 | true |
| IRS990/FundraisingActivitiesInd | 0 | true |
| IRS990/FundraisingAmt | 0 | 5180 |
| IRS990/FundraisingDirectExpensesAmt | 0 | 20106 |
| IRS990/FundraisingGrossIncomeAmt | 0 | 143778 |
| IRS990/GainOrLossGrp/SecuritiesAmt | 0 | -48138 |
| IRS990/GamingActivitiesInd | 0 | false |
| IRS990/GoverningBodyVotingMembersCnt | 0 | 20 |
| IRS990/GrantAmt | 0 | 270217 |
| IRS990/GrantsToDomesticIndividualsGrp/ProgramServicesAmt | 0 | 269717 |
| IRS990/GrantsToDomesticIndividualsGrp/TotalAmt | 0 | 269717 |
| IRS990/GrantsToIndividualsInd | 0 | true |
| IRS990/GrantsToOrganizationsInd | 0 | false |
| IRS990/GrantToRelatedPersonInd | 0 | false |
| IRS990/GrossAmountSalesAssetsGrp/SecuritiesAmt | 0 | 890972 |
| IRS990/GrossReceiptsAmt | 0 | 3938834 |
| IRS990/GroupReturnForAffiliatesInd | 0 | false |
| IRS990/IncludeFIN48FootnoteInd | 0 | true |
| IRS990/IndependentAuditFinclStmtInd | 0 | true |
| IRS990/IndependentVotingMemberCnt | 0 | 20 |
| IRS990/IndivRcvdGreaterThan100KCnt | 0 | 1 |
| IRS990/IndoorTanningServicesInd | 0 | false |
| IRS990/InfoInScheduleOPartVIInd | 0 | X |
| IRS990/InfoInScheduleOPartXIInd | 0 | X |
| IRS990/InformationTechnologyGrp/FundraisingAmt | 0 | 721 |
| IRS990/InformationTechnologyGrp/ManagementAndGeneralAmt | 0 | 6488 |
| IRS990/InformationTechnologyGrp/ProgramServicesAmt | 0 | 64878 |
| IRS990/InformationTechnologyGrp/TotalAmt | 0 | 72087 |
| IRS990/InsuranceGrp/FundraisingAmt | 0 | 493 |
| IRS990/InsuranceGrp/ManagementAndGeneralAmt | 0 | 4435 |
| IRS990/InsuranceGrp/ProgramServicesAmt | 0 | 44351 |
| IRS990/InsuranceGrp/TotalAmt | 0 | 49279 |
| IRS990/InterestGrp/FundraisingAmt | 0 | 941 |
| IRS990/InterestGrp/ManagementAndGeneralAmt | 0 | 8465 |
| IRS990/InterestGrp/ProgramServicesAmt | 0 | 84645 |
| IRS990/InterestGrp/TotalAmt | 0 | 94051 |
| IRS990/InvestmentIncomeGrp/ExclusionAmt | 0 | 134183 |
| IRS990/InvestmentIncomeGrp/TotalRevenueColumnAmt | 0 | 134183 |
| IRS990/InvestmentInJointVentureInd | 0 | false |
| IRS990/InvestmentsPubTradedSecGrp/BOYAmt | 0 | 3924327 |
| IRS990/InvestmentsPubTradedSecGrp/EOYAmt | 0 | 4319154 |
| IRS990/InvestTaxExemptBondsInd | 0 | false |
| IRS990/IRPDocumentCnt | 0 | 1 |
| IRS990/IRPDocumentW2GCnt | 0 | 0 |
| IRS990/LandBldgEquipAccumDeprecAmt | 0 | 3752902 |
| IRS990/LandBldgEquipBasisNetGrp/BOYAmt | 0 | 3643758 |
| IRS990/LandBldgEquipBasisNetGrp/EOYAmt | 0 | 3502573 |
| IRS990/LandBldgEquipCostOrOtherBssAmt | 0 | 7255475 |
| IRS990/LegalDomicileStateCd | 0 | MD |
| IRS990/LessCostOthBasisSalesExpnssGrp/SecuritiesAmt | 0 | 939110 |
| IRS990/LoanOutstandingInd | 0 | false |
| IRS990/LobbyingActivitiesInd | 0 | false |
| IRS990/LocalChaptersInd | 0 | false |
| IRS990/MaterialDiversionOrMisuseInd | 0 | false |
| IRS990/MembersOrStockholdersInd | 0 | false |
| IRS990/MethodOfAccountingAccrualInd | 0 | X |
| IRS990/MinutesOfCommitteesInd | 0 | true |
| IRS990/MinutesOfGoverningBodyInd | 0 | true |
| IRS990/MissionDesc | 0 | THE SCHOOL IS A PRIVATE, NOT-FOR-PROFIT SCHOOL ESTABLISHED |
| IRS990/MoreThan5000KToIndividualsInd | 0 | false |
| IRS990/MoreThan5000KToOrgInd | 0 | false |
| IRS990/NetAssetsOrFundBalancesBOYAmt | 0 | 4706150 |
| IRS990/NetAssetsOrFundBalancesEOYAmt | 0 | 4898082 |
| IRS990/NetGainOrLossInvestmentsGrp/ExclusionAmt | 0 | -48138 |
| IRS990/NetGainOrLossInvestmentsGrp/TotalRevenueColumnAmt | 0 | -48138 |
| IRS990/NetIncmFromFundraisingEvtGrp/ExclusionAmt | 0 | 123672 |
| IRS990/NetIncmFromFundraisingEvtGrp/TotalRevenueColumnAmt | 0 | 123672 |
| IRS990/NetUnrlzdGainsLossesInvstAmt | 0 | 251757 |
| IRS990/NondeductibleContributionsInd | 0 | false |
| IRS990/OccupancyGrp/FundraisingAmt | 0 | 1809 |
| IRS990/OccupancyGrp/ManagementAndGeneralAmt | 0 | 16277 |
| IRS990/OccupancyGrp/ProgramServicesAmt | 0 | 162767 |
| IRS990/OccupancyGrp/TotalAmt | 0 | 180853 |
| IRS990/OfficeExpensesGrp/FundraisingAmt | 0 | 593 |
| IRS990/OfficeExpensesGrp/ManagementAndGeneralAmt | 0 | 5341 |
| IRS990/OfficeExpensesGrp/ProgramServicesAmt | 0 | 53412 |
| IRS990/OfficeExpensesGrp/TotalAmt | 0 | 59346 |
| IRS990/OfficerMailingAddressInd | 0 | false |
| IRS990/OnBehalfOfIssuerInd | 0 | false |
| IRS990/OperateHospitalInd | 0 | false |
| IRS990/Organization501c3Ind | 0 | X |
| IRS990/OrganizationFollowsSFAS117Ind | 0 | X |
| IRS990/OtherAssetsTotalGrp/BOYAmt | 0 | 717932 |
| IRS990/OtherAssetsTotalGrp/EOYAmt | 0 | 711132 |
| IRS990/OtherChangesInNetAssetsAmt | 0 | 56515 |
| IRS990/OtherEmployeeBenefitsGrp/FundraisingAmt | 0 | 3914 |
| IRS990/OtherEmployeeBenefitsGrp/ManagementAndGeneralAmt | 0 | 56105 |
| IRS990/OtherEmployeeBenefitsGrp/ProgramServicesAmt | 0 | 70456 |
| IRS990/OtherEmployeeBenefitsGrp/TotalAmt | 0 | 130475 |
| IRS990/OtherExpensesGrp/Desc | 0 | PROGRAMS |
| IRS990/OtherExpensesGrp/Desc | 1 | EDUCATIONAL SUPPLIES |
| IRS990/OtherExpensesGrp/FundraisingAmt | 0 | 0 |
| IRS990/OtherExpensesGrp/FundraisingAmt | 1 | 0 |
| IRS990/OtherExpensesGrp/ManagementAndGeneralAmt | 0 | 0 |
| IRS990/OtherExpensesGrp/ManagementAndGeneralAmt | 1 | 0 |
| IRS990/OtherExpensesGrp/ProgramServicesAmt | 0 | 51938 |
| IRS990/OtherExpensesGrp/ProgramServicesAmt | 1 | 28599 |
| IRS990/OtherExpensesGrp/TotalAmt | 0 | 51938 |
| IRS990/OtherExpensesGrp/TotalAmt | 1 | 28599 |
| IRS990/OtherLiabilitiesGrp/BOYAmt | 0 | 493472 |
| IRS990/OtherLiabilitiesGrp/EOYAmt | 0 | 397750 |
| IRS990/OtherRevenueMiscGrp/BusinessCd | 0 | 900099 |
| IRS990/OtherRevenueMiscGrp/Desc | 0 | OTHER INCOME |
| IRS990/OtherRevenueMiscGrp/RelatedOrExemptFuncIncomeAmt | 0 | 75413 |
| IRS990/OtherRevenueMiscGrp/TotalRevenueColumnAmt | 0 | 75413 |
| IRS990/OtherRevenueTotalAmt | 0 | 75413 |
| IRS990/OtherSalariesAndWagesGrp/FundraisingAmt | 0 | 44169 |
| IRS990/OtherSalariesAndWagesGrp/ManagementAndGeneralAmt | 0 | 633079 |
| IRS990/OtherSalariesAndWagesGrp/ProgramServicesAmt | 0 | 795030 |
| IRS990/OtherSalariesAndWagesGrp/TotalAmt | 0 | 1472278 |
| IRS990/OtherWebsiteInd | 0 | X |
| IRS990/PartialLiquidationInd | 0 | false |
| IRS990/PayPremiumsPrsnlBnftCntrctInd | 0 | false |
| IRS990/PayrollTaxesGrp/FundraisingAmt | 0 | 3769 |
| IRS990/PayrollTaxesGrp/ManagementAndGeneralAmt | 0 | 54022 |
| IRS990/PayrollTaxesGrp/ProgramServicesAmt | 0 | 67842 |
| IRS990/PayrollTaxesGrp/TotalAmt | 0 | 125633 |
| IRS990/PensionPlanContributionsGrp/FundraisingAmt | 0 | 914 |
| IRS990/PensionPlanContributionsGrp/ManagementAndGeneralAmt | 0 | 13094 |
| IRS990/PensionPlanContributionsGrp/ProgramServicesAmt | 0 | 16445 |
| IRS990/PensionPlanContributionsGrp/TotalAmt | 0 | 30453 |
| IRS990/PermanentlyRstrNetAssetsGrp/BOYAmt | 0 | 857482 |
| IRS990/PermanentlyRstrNetAssetsGrp/EOYAmt | 0 | 861682 |
| IRS990/PoliticalCampaignActyInd | 0 | false |
| IRS990/PrepaidExpensesDefrdChargesGrp/BOYAmt | 0 | 29084 |
| IRS990/PrepaidExpensesDefrdChargesGrp/EOYAmt | 0 | 40901 |
| IRS990/PrincipalOfficerNm | 0 | SUSANNE JOHNSON |
| IRS990/ProfessionalFundraisingInd | 0 | false |
| IRS990/ProgramServiceRevenueGrp/BusinessCd | 0 | 900099 |
| IRS990/ProgramServiceRevenueGrp/BusinessCd | 1 | 900099 |
| IRS990/ProgramServiceRevenueGrp/Desc | 0 | TUITION |
| IRS990/ProgramServiceRevenueGrp/Desc | 1 | SUMMER CAMP |
| IRS990/ProgramServiceRevenueGrp/TotalRevenueColumnAmt | 0 | 2414701 |
| IRS990/ProgramServiceRevenueGrp/TotalRevenueColumnAmt | 1 | 51687 |
| IRS990/ProhibitedTaxShelterTransInd | 0 | false |
| IRS990/PYContributionsGrantsAmt | 0 | 321664 |
| IRS990/PYExcessBenefitTransInd | 0 | false |
| IRS990/PYGrantsAndSimilarPaidAmt | 0 | 227053 |
| IRS990/PYInvestmentIncomeAmt | 0 | 290737 |
| IRS990/PYOtherExpensesAmt | 0 | 876128 |